Citation:
Nutzman P, Gilliland RL, McCullough PR, Charbonneau D, Christensen-Dalsgaard J, Kjeldsen H, Nelan EP, Brown TM, Holman MJ. Precise Estimates of the Physical Parameters for the Exoplanet System HD 17156 Enabled by Hubble Space Telescope Fine Guidance Sensor Transit and Asteroseismic Observations. \apj. 2011;726 (1) :3.